CN207223406U - A kind of new multistage deceleration NC rotary table for eliminating hysterisis error - Google Patents
A kind of new multistage deceleration NC rotary table for eliminating hysterisis error Download PDFInfo
- Publication number
- CN207223406U CN207223406U CN201721102915.9U CN201721102915U CN207223406U CN 207223406 U CN207223406 U CN 207223406U CN 201721102915 U CN201721102915 U CN 201721102915U CN 207223406 U CN207223406 U CN 207223406U
- Authority
- CN
- China
- Prior art keywords
- worm
- worm screw
- face
- gear
- geared
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Transmission Devices (AREA)
- Gears, Cams (AREA)
- Gear Transmission (AREA)
Abstract
Worm Wheel System field be the utility model is related to, and it is an object of the present invention to provide a kind of new multistage deceleration NC rotary table for eliminating hysterisis error.Used technical solution is：A kind of new multistage deceleration NC rotary table for eliminating hysterisis error, including end face worm screw and the travelling gear that is engaged with end face worm screw outer circumference surface gear ring, the end face worm screw end face set the helical tooth engaged with transmission worm gear；The transmission worm gear includes identical and parallel axis main driving wheel and auxiliary locating wheel, the main driving wheel is affixed with geared worm and axle center is identical, the auxiliary locating wheel is affixed with positioning worm screw and axle center is identical, and the geared worm is identical with the size shape for positioning worm screw；One end away from main driving wheel of the geared worm sets revolution worm gear, and the revolution worm gear is arranged between geared worm and positioning worm screw and respectively with geared worm and positioning worm engaging.The utility model can eliminate hysterisis error, high transmission accuracy.
Description
Technical field
The utility model belongs to Worm Wheel System field, and in particular to a kind of new multistage for eliminating hysterisis error subtracts
Fast NC rotary table.
Background technology
NC rotary table is CNC milling machine common components, is usually used in being machined with hole, groove and inclined-plane that indexing requires, adds
Man-hour rotary work-table, can Machining Arc face and arc groove etc..Wherein, worm gearing is the important of rotary table
Building block, worm gearing can transmit power between two axis of spatial intersecting and movement, with certain deceleration
Than slowing down, so that the small torque of high speed that motor is inputted is converted into the output of low speed high torque.Traditional Worm Wheel System
Device can produce turn error during rotating, reduce transmission accuracy, and then influence the machining accuracy of product.And modern work
Requirement of the industry to processing precision of products is higher and higher, therefore, it is necessary to study a kind of numerical control rotary that can eliminate hysterisis error
Workbench, enables the worm gearing of NC rotary table to eliminate hysterisis error, improves transmission accuracy, Jin Erti
High manufacturing accuracy.
The content of the invention
The purpose of this utility model is to provide a kind of new multistage deceleration numerical control rotary work for eliminating hysterisis error
Platform.
To achieve the above object, the technical solution adopted in the utility model is：
A kind of new multistage deceleration NC rotary table for eliminating hysterisis error, including end face worm screw and with end face snail
The travelling gear of bar outer circumference surface gear ring engagement, described end face worm screw one end sets support shaft, the end face of the other end is set and passes
The helical tooth of dynamic worm gear engagement；The transmission worm gear includes the main driving wheel and auxiliary positioning that axis is parallel and size shape is identical
Wheel, the main driving wheel is affixed with one end of geared worm and axle center is identical, and the auxiliary locating wheel is consolidated with positioning one end of worm screw
Connect and axle center is identical, the geared worm is identical with the size shape for positioning worm screw；The geared worm is away from main driving wheel
One end set revolution worm gear, it is described revolution worm gear be arranged on geared worm and positioning worm screw between and respectively with geared worm and determine
Position worm engaging.
Preferably, the travelling gear includes the front gear and backgear that horizontal alignment is set, the front gear and end face
The preceding flank engagement of worm screw gear ring, the rear flank engagement of the backgear and end face worm screw gear ring.
Preferably, flank profil of the helical tooth that the end face worm screw is set in end face is spiral of Archimedes.
Preferably, the main driving wheel and auxiliary locating wheel are vertically arranged side by side, the main driving wheel and auxiliary locating wheel point
Engage upper and lower part not with end face worm spiral tooth.
The beneficial effects of the utility model embody a concentrated reflection of, what the utility model was combined using end face worm screw with transmission worm gear
Mode carries out deceleration transmission, and in end face, the one end of worm screw away from support shaft is provided with the spiral shell engaged with main driving wheel and auxiliary locating wheel
Tooth is revolved, realizes the driving of main driving wheel and auxiliary locating wheel at the same time by an end face worm screw, it is not only simple efficient, moreover it is possible to well
Ensure the uniformity and synchronism of main driving wheel and auxiliary locating wheel, eliminate the turn error formed during rotating, improve and pass
Dynamic precision, reduces the impact in reverse procedure, lowers noise and the vibrations of whole device.In addition, geared worm and positioning worm screw
Between be provided with respectively with geared worm and positioning worm engaging revolution worm gear, geared worm and position worm screw act at the same time
Revolution worm gear, rotate revolution worm gear, can eliminate the influence of turn error that backlash is brought to transmission accuracy, improve number
The transmission accuracy of rotary table is controlled, and improves the dynamic response and transmission efficiency of NC rotary table.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is that the utility model sets front gear and back-geared structure diagram at the same time；
Fig. 3 is the structure diagram that end face worm screw combines with travelling gear and transmission worm gear.
Embodiment
1~3 the utility model is expanded on further below in conjunction with the accompanying drawings.
A kind of new multistage deceleration NC rotary table for eliminating hysterisis error, including end face worm screw 1 and and end face
The travelling gear 2 of 1 outer circumference surface gear ring of worm screw engagement, described 1 one end of end face worm screw set support shaft 11, the end face of the other end to set
Put the helical tooth engaged with transmission worm gear 3；It should be appreciated that the support shaft 11 is exactly the shaft of end face worm screw 1.The biography
Dynamic worm gear 3 includes the main driving wheel 4 and auxiliary locating wheel 5 that axis is parallel and size shape is identical；It should be appreciated that main driving wheel
4 and auxiliary locating wheel 5 can be as end face worm screw 1 rotates and rotates synchronously, the angular speed and linear velocity of main driving wheel 4 and auxiliary locating wheel
5 angular speed is identical with linear velocity size, direction is opposite.One end of the main driving wheel 4 and geared worm 6 is affixed and axle center phase
Together, the auxiliary locating wheel 5 is affixed with the one end for positioning worm screw 7 and axle center is identical, and the geared worm 6 is big with positioning worm screw 7
Small shape is identical；It should be appreciated that geared worm 6 is identical with the angular speed of main driving wheel 4, worm screw 7 and auxiliary locating wheel 5 are positioned
Angular speed it is identical, the angular speed of geared worm 6 and linear velocity and position the angular speed of worm screw 7 and linear velocity size is identical, side
To opposite.The one end of the geared worm 6 away from main driving wheel 4 sets revolution worm gear 8, and the revolution worm gear 8 is arranged on transmission
Engaged between worm screw 6 and positioning worm screw 7 and respectively with geared worm 6 and positioning worm screw 7.
The embodiment of the utility model is described below, drives travelling gear 2 first by motor, makes 2 band of travelling gear
The end face worm screw 1 of dynamic engagement rotates, and realizes first order deceleration transmission；The one end of end face worm screw 1 away from support shaft 11 be provided with
The helical tooth that main driving wheel 4 and auxiliary locating wheel 5 engage, main driving wheel 4 and auxiliary locating wheel 5 can rotate and same with end face worm screw 1
Step rotates, and realizes second level deceleration transmission；Main driving wheel 4 and auxiliary locating wheel 5 can drive corresponding geared worm 6 and positioning worm screw
7 are rotated with the angular speed of formed objects, geared worm 6 and positioning worm screw 7 one end and same revolution snail away from end face worm screw 1
The engagement of wheel 8, so as to drive the revolution worm gear 8 to rotate, realizes third level deceleration transmission.The utility model is in the outer of end face worm screw 1
Periphery sets the gear ring engaged with travelling gear 2 to form first order deceleration transmission, and end face worm screw 1 can with transmission worm gear 3
Form second level deceleration transmission；Double reduction can be formed by an end face worm screw 1 to be driven, and can make the knot of rotary table
Structure is more compact, greatly reduces the volume of rotary table.In addition, the utility model employs the side of three-level deceleration transmission
Formula, with traditional gear compared with the deceleration transmission mode of worm combination, has the gearratio of bigger, can transmit bigger torsion
Square.
As the further preferred of the utility model, the travelling gear 2 includes the front gear 9 of horizontal alignment setting with after
After the preceding flank engagement of gear 10, the front gear 9 and 1 gear ring of end face worm screw, the backgear 10 and 1 gear ring of end face worm screw
Flank engagement；It should be appreciated that front gear 9 and backgear 10 are respectively driven by a motor, and rotation direction is opposite；Such as：
Front gear 9 rotates clockwise, backgear 10 rotates counterclockwise for setting, is opened when needing Driving plane worm screw 1 to rotate counterclockwise
Drive the motor of front gear 9, close the motor of driving backgear 10, opened when needing Driving plane worm screw 1 to rotate clockwise
Drive the motor of backgear 10, close the motor of driving front gear 9；Conversely, when the rotation counterclockwise of setting front gear 9, backgear
10 be also same principle when rotating clockwise.Further, flank profil of the helical tooth of the setting of end face worm screw 1 in end face is
Spiral of Archimedes.The main driving wheel 4 and auxiliary locating wheel 5 are vertically arranged side by side, the main driving wheel 4 and auxiliary locating wheel
5 upper and lower part respectively with 1 helical tooth of end face worm screw is engaged.
The utility model sets two travelling gears 2, and Driving plane worm screw 1 realizes that first order deceleration passes through the above way
It is dynamic, not only it is possible to prevente effectively from the turn error that first order deceleration transmission is formed during rotating, improves transmission accuracy, subtract
Impact in small reverse procedure, lowers noise and the vibrations of whole device；Single motor positive and inverse can also be avoided to be switched fast pair
Motor damages, and improves the reliability of rotary table；And the commutation switching time of workbench can be greatly shortened, improve processing
Efficiency.And being inputted along counterclockwise for power is controlled using bi-motor respectively, each motor only needs to realize single direction rotation i.e.
Can, can effectively save installation cost without reverse rotating motor.In addition, the utility model is real at the same time by an end face worm screw 1
The driving of existing main driving wheel 4 and auxiliary locating wheel 5, it is not only simple efficient, moreover it is possible to ensure main driving wheel 4 and auxiliary locating wheel 5 well
Uniformity and synchronism, eliminate the turn error that is formed during rotating, improve transmission accuracy.Geared worm 6 and positioning
The revolution worm gear 8 engaged respectively with geared worm 6 and positioning worm screw 7, geared worm 6 and positioning worm screw 7 are provided between worm screw 7
Revolution worm gear 8 is acted at the same time, rotates revolution worm gear 8, can eliminate turn error that backlash is brought to transmission accuracy
Influence, improve the transmission accuracy of NC rotary table, and improve the dynamic response and transmission efficiency of NC rotary table.
Every level-one deceleration transmission of the utility model can eliminate turn error, have high transmission accuracy, being worth promoting makes
With.
Although the foregoing describing specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
On the premise of the principle and essence without departing substantially from the utility model, various changes or modifications can be made to these embodiments,
But these change and modification each fall within the scope of protection of the utility model.
Claims (4)
- A kind of 1. new multistage deceleration NC rotary table for eliminating hysterisis error, it is characterised in that：Including end face worm screw (1) and with end face worm screw (1) outer circumference surface gear ring the travelling gear (2) engaged, described end face worm screw (1) one end set support shaft (11), the end face of the other end sets the helical tooth engaged with transmission worm gear (3)；The transmission worm gear (3) include axis it is parallel and The identical main driving wheel of size shape (4) and auxiliary locating wheel (5), the main driving wheel (4) and one end of geared worm (6) are affixed And axle center is identical, the auxiliary locating wheel (5) and one end of positioning worm screw (7) are affixed and axle center is identical, the geared worm (6) with The size shape for positioning worm screw (7) is identical；The one end of the geared worm (6) away from main driving wheel (4) sets revolution worm gear (8), the revolution worm gear (8) is arranged between geared worm (6) and positioning worm screw (7) and respectively with geared worm (6) and calmly Position worm screw (7) engagement.
- 2. a kind of new multistage deceleration NC rotary table for eliminating hysterisis error according to claim 1, it is special Sign is：The travelling gear (2) include horizontal alignment set front gear (9) and backgear (10), the front gear (9) and The preceding flank engagement of end face worm screw (1) gear ring, the backgear (10) and the rear flank engagement of end face worm screw (1) gear ring.
- 3. a kind of new multistage deceleration NC rotary table for eliminating hysterisis error according to claim 1, it is special Sign is：Flank profil of the helical tooth that the end face worm screw (1) is set in end face is spiral of Archimedes.
- 4. a kind of new multistage deceleration NC rotary table for eliminating hysterisis error according to claim 1, it is special Sign is：The main driving wheel (4) and auxiliary locating wheel (5) are vertically arranged side by side, the main driving wheel (4) and auxiliary locating wheel (5) upper and lower part respectively with end face worm screw (1) helical tooth is engaged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721102915.9U CN207223406U (en) | 2017-08-31 | 2017-08-31 | A kind of new multistage deceleration NC rotary table for eliminating hysterisis error |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721102915.9U CN207223406U (en) | 2017-08-31 | 2017-08-31 | A kind of new multistage deceleration NC rotary table for eliminating hysterisis error |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207223406U true CN207223406U (en) | 2018-04-13 |
Family
ID=61859834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721102915.9U Expired - Fee Related CN207223406U (en) | 2017-08-31 | 2017-08-31 | A kind of new multistage deceleration NC rotary table for eliminating hysterisis error |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207223406U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108638074A (en) * | 2018-06-13 | 2018-10-12 | 杭州电子科技大学 | A kind of multi-degree-of-freemechanical mechanical arm cycling method that can eliminate hysterisis error |
| CN112059647A (en) * | 2020-09-18 | 2020-12-11 | 东莞市固达机械制造有限公司 | Arbitrary angle rotation seat |
| CN113042813A (en) * | 2021-03-24 | 2021-06-29 | 哈尔滨学院 | Model manufacturing equipment |
-
2017
- 2017-08-31 CN CN201721102915.9U patent/CN207223406U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108638074A (en) * | 2018-06-13 | 2018-10-12 | 杭州电子科技大学 | A kind of multi-degree-of-freemechanical mechanical arm cycling method that can eliminate hysterisis error |
| CN108638074B (en) * | 2018-06-13 | 2020-04-07 | 杭州电子科技大学 | Multi-degree-of-freedom mechanical arm rotation method capable of eliminating return stroke errors |
| CN112059647A (en) * | 2020-09-18 | 2020-12-11 | 东莞市固达机械制造有限公司 | Arbitrary angle rotation seat |
| CN113042813A (en) * | 2021-03-24 | 2021-06-29 | 哈尔滨学院 | Model manufacturing equipment |
| CN113042813B (en) * | 2021-03-24 | 2021-09-03 | 哈尔滨学院 | Model manufacturing equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207223406U (en) | A kind of new multistage deceleration NC rotary table for eliminating hysterisis error | |
| CN103753333B (en) | The elimination backlash structure of gear drive | |
| CN103991230B (en) | Adopt the driven type double-station punching machine of brace and connecting rod framework | |
| CN104889504A (en) | Five-axis linkage horizontal type helical tooth non-circular gear hobbing machine tool | |
| CN103111646A (en) | Composite numerical controlled lathe and power cutter tower thereof | |
| CN101979202B (en) | Face gear numerical control machining device and machining method | |
| CN100402215C (en) | Gear machining equipment | |
| CN203696560U (en) | Backlash eliminating structure of gear transmission mechanism | |
| CN100361769C (en) | Digital controlled high-speed rotary automatic cut off saw | |
| CN210081139U (en) | Multi-shaft hub type three-direction servo combined machine tool | |
| CN204486883U (en) | Full-automatic slotter | |
| CN202356870U (en) | Numerically-controlled large-scale precision dual-drive clearance-eliminating rotary table | |
| CN109571051A (en) | A kind of digital control vertical turn-milling complex machining center workbench | |
| CN210715753U (en) | Novel right-angle speed reducer | |
| CN210715754U (en) | Right-angle speed reducer | |
| CN207229677U (en) | A kind of NC rotary table based on end face worm screw | |
| CN204036879U (en) | Adopt the driven type double-station punching machine of brace and connecting rod framework | |
| CN204397500U (en) | Chain wheel formula vertical rotary workbench | |
| CN204664311U (en) | A kind of planet-gear speed reducer | |
| CN205237549U (en) | Face gear drive's accurate numerical control rotary worktable | |
| CN103406601A (en) | Vertical-type five-shaft linkage gear hobbing machine tool | |
| CN205057525U (en) | Rotational coordinates axle C' - A' conversion equipment of five digit control machine tools | |
| CN205166403U (en) | Hydraulic rotary workstation based on bitonic accuse mechanism | |
| CN203779107U (en) | Novel planer milling machine | |
| CN212071099U (en) | Cam roller embedded rotary table |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180413 Termination date: 20180831 |